teman-teman bantuin saya ya, tapi pakai cara ya
pada trapesium ABCD berikut, panjang BC=20 cm , AD=13 cm, AE=5 cm, dan CD=14 cm, hitunglah luas trapesium ABCD tersebut .
trapesium nya dicari trapesium sama kaki & sama sisi
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rumus : 1/2 x (13+20) x t
= 1/2 x (13+20) x 8
= 1/2 x (36) x 8
= 1/2 x 288
= 144cm2
maaf jika salah ,, smga membantu